<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

 <form action="userServlet" method="post">
    <p>账户:<input type="text" name="uname"></p>
    <p>密码:<input type="password" name="upwd"></p>
    <p><input type="submit" value="登录"></p>

 </form>

</body>
</html>